package main

import (
	"fmt"
	"time"
)

func main()  {
	go test1()
	go test2()
	time.Sleep(3000*time.Millisecond)
}

func test1()  {
	for i:=1;i<=5;i++{
		time.Sleep(150*time.Millisecond)
		fmt.Print(i)
	}
}

func test2()  {
	for i:=1;i<=5;i++  {
		time.Sleep(400*time.Millisecond)
		fmt.Printf("%c",64+i)
	}
}